phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './mopo_phpbb1/phpbb_sessions' is marked as crashed and should be repaired

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('c1b65b20f986f848d7c3867bd972c12b', -1, 1409718821, 1409718821, 'ae813e7e', -1, 0, 0)

Line : 191
File : sessions.php